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Mystery Bach Trombone

Posted: Tue Apr 09, 2024 9:03 am
by EOlson9
Hey all. I've come across this interesting Bach trombone and I'm curious what it is. It seems very reminiscent of a Bach TB200B or a Bach Omega, but has a very simple Bach engraving on the bell, as well as a more King-style attachment between the slide and bell. Also, it has a 7.5" bell. Can anyone help me with what model this instrument is?

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 9:58 am
by Burgerbob
Strange. I'd love to know too

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 10:01 am
by EOlson9
Other than the simple engraving, it looks to be a Mercedes. Every picture of a Mercedes I can find shows a more elaborate engraving on the bell.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 10:12 am
by Elow
It’s an intermediate model. I used a newer version of this years ago

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 10:17 am
by EOlson9
I'm trying to pin down an exact model of what it is.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 10:35 am
by Doug Elliott
What's with that strange trigger placement?

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 10:54 am
by dukesboneman
That sure looks like a Mercedes. We had some of these where I used to teach

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 10:58 am
by Burgerbob
real talk- if you got it for cheap and you measure that span of the tuning slide... I'd love to get that F attachment.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 11:04 am
by EOlson9
It's not mine to sell. Someone brought it into the store I work at and wanted to sell it to us. We couldn't identify it ourselves, so I thought I'd reach out here.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 12:00 pm
by atopper333
It is a Bach TB200B intermediate horn.

Here is a link:
https://www.altomusic.com/products/bach ... gLiI_D_BwE

A search of the model number will give you photos with the same bell engraving, ring rest, and trigger placement.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 12:02 pm
by Burgerbob
atopper333 wrote: Tue Apr 09, 2024 12:00 pm It is a Bach TB200B intermediate horn.

Here is a link:
https://www.altomusic.com/products/bach ... gLiI_D_BwE

A search of the model number will give you photos with the same bell engraving, ring rest, and trigger placement.
This is a smaller instrument- the TB200B is an intermediate 36. This horn has a 7.5" bell and a narrower span.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 1:00 pm
by atopper333
Burgerbob wrote: Tue Apr 09, 2024 12:02 pm
atopper333 wrote: Tue Apr 09, 2024 12:00 pm It is a Bach TB200B intermediate horn.

Here is a link:
https://www.altomusic.com/products/bach ... gLiI_D_BwE

A search of the model number will give you photos with the same bell engraving, ring rest, and trigger placement.
This is a smaller instrument- the TB200B is an intermediate 36. This horn has a 7.5" bell and a narrower span.
Completely missed that bell…let alone the receiver…that looks like a King style receiver/tenon…now I’m completely confused…

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 1:16 pm
by atopper333
Wrong bell engraving as well. Perhaps a F attachment trombone ordered off of AliExpress with a Bach logo?

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 1:17 pm
by EOlson9
Looks like it is just a Mercedes II. Found a couple of other images online of a Mercedes II with the same bell engraving and case. Thanks for the assist everyone.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 1:49 pm
by ithinknot
The model goes way back: https://www.thebrass-exchange.com/conte ... 508-bore-f

There are things in this world that are hard to explain... the double reversed tuning slide might be one of them.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 2:39 pm
by Finetales
Funnily enough, it's not even the only Bach model with a King receiver:
jorymil wrote: Fri Mar 04, 2022 2:51 pm To the 3B/606 sizes, add the Bach (yes, you read that right!) Liberty. Conn-Selmer must have been doing some experimenting in the early days of the merger, and put out a Bach-stamped horn with a King-style bell tenon and nut. Classic Bach-style dual-radius slide; all nickel-silver.

Not all Bach Liberty horns have the slide-side nut, but those that do use the same nut/tenon/receiver as a King 606.
Being as this Mercedes is apparently a .508" bore according to that Brass Exchange ad, I wouldn't be at all surprised if it's compatible with a 3B. I never knew Bach made a 3BF-style horn!

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 2:56 pm
by Burgerbob
That slide assembly is looking awfully similar to the 76H I just posted.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 3:14 pm
by EOlson9
Finetales wrote: Tue Apr 09, 2024 2:39 pm Funnily enough, it's not even the only Bach model with a King receiver:
jorymil wrote: Fri Mar 04, 2022 2:51 pm To the 3B/606 sizes, add the Bach (yes, you read that right!) Liberty. Conn-Selmer must have been doing some experimenting in the early days of the merger, and put out a Bach-stamped horn with a King-style bell tenon and nut. Classic Bach-style dual-radius slide; all nickel-silver.

Not all Bach Liberty horns have the slide-side nut, but those that do use the same nut/tenon/receiver as a King 606.
Being as this Mercedes is apparently a .508" bore according to that Brass Exchange ad, I wouldn't be at all surprised if it's compatible with a 3B. I never knew Bach made a 3BF-style horn!
Everything I found on the Mercedes shows it to be a .510 bore, not .508. Odd size, I know.

Re: Mystery Bach Trombone

Posted: Tue Apr 09, 2024 8:34 pm
by octavposaune
Hi all,

I dug out my 30yo Bach parts catalog and found the model number. Its an 894B intermediate model trombone. I think its made of French Selmer trombone parts, or maybe an obsolete Beuscher model. The throat is extra large and 1970s versions had a super wide slide crook, which was inspriation for my having wide glides fabricated back in the early teens. So, yes this is a later version on the Mercedes 1 f attachment instruments that started in the 70s. Mercedes II were cheaper 36s and were a great deal when found used...

Benn

Re: Mystery Bach Trombone

Posted: Wed Apr 10, 2024 8:49 am
by elmsandr
/kicks tires

So, uh, what’s the rotor bore and tubing here? Should it it graft on to a 16?

Cheers,
Andy

Re: Mystery Bach Trombone

Posted: Wed Apr 10, 2024 9:21 am
by Burgerbob
elmsandr wrote: Wed Apr 10, 2024 8:49 am /kicks tires

So, uh, what’s the rotor bore and tubing here? Should it it graft on to a 16?

Cheers,
Andy
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